Patents by Inventor Kenji Naoi

Kenji Naoi has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20140246629
    Abstract: The present invention provides metal nanowires containing at least metal nanowires having a diameter of 50 nm or less and a major axis length of 5 ?m or more in an amount of 50% by mass or more in terms of metal amount with respect to total metal particles.
    Type: Application
    Filed: May 15, 2014
    Publication date: September 4, 2014
    Applicant: FUJIFILM Corporation
    Inventors: Nori MIYAGISHIMA, Ryoji NISHIMURA, Yoichi HOSOYA, Takeshi FUNAKUBO, Kenji NAOI
  • Publication number: 20140110638
    Abstract: The method for manufacturing a conductive film includes cleaning a metal nanowire dispersion, which contains metal nanowires with an average short axis length of 150 nm or less as metal particles and a dispersing agent by performing ultrafiltration using an ultrafiltration film, and coating a coating liquid for forming a conductive film, which contains the metal nanowire dispersion after cleaning, onto a support, where the content ({mass of the dispersing agent/(mass of all metal particles+mass of the dispersing agent)}×100) of the dispersing agent in the metal nanowire dispersion after cleaning is 3.2 mass % or more.
    Type: Application
    Filed: December 30, 2013
    Publication date: April 24, 2014
    Applicant: Fujifilm Corporation
    Inventors: Nori MIYAGISHIMA, Shinichi NAKAHIRA, Kenji NAOI
  • Publication number: 20140034360
    Abstract: A conductive member containing: a base material; a conductive layer provided on the base material, wherein the conductive layer includes a metallic nanowire having an average short axis length of 150 nm or less and a matrix; and a protective layer including a three-dimensional crosslinked structure represented by the following Formula (I), sequentially in this order, and which has a surface resistivity measured at a surface of the protective layer of 1,000 ?/? or less, a production method of the conductive member, and a touch panel and a solar cell, each of which uses the conductive member. The conductive member may provide high resistance against scratches and abrasion, excellent conductivity, excellent transparency, excellent heat resistance, excellent moisture and heat resistance, and excellent bendability. -M1-O-M1-??Formula (I): In the Formula (I), M1 represents an element selected from the group consisting of Si, Ti Zr and Al.
    Type: Application
    Filed: October 9, 2013
    Publication date: February 6, 2014
    Applicant: FUJIFILM Corporation
    Inventors: Satoshi TANAKA, Kenji NAOI, Shinichi NAKAHIRA, Kenichi YAMAMOTO
  • Patent number: 8349467
    Abstract: The present invention provides metal nanowires including at least silver, and a metal other than silver, wherein the metal other than silver has a standard electrode potential more positive than the standard electrode potential of silver, and the metal nanowires have a long-axis length of 1 ?m or more and a short-axis length of 300 nm or less.
    Type: Grant
    Filed: March 5, 2009
    Date of Patent: January 8, 2013
    Assignee: FUJIFILM Corporation
    Inventor: Kenji Naoi
  • Patent number: 8298743
    Abstract: A positive-type photosensitive composition including an alkali-soluble polymer formed through copolymerization of monomer (A) represented by the following General Formula (I) and other radical polymerizable monomer (B), a 1,2-quinonediazide compound, and a nanowire structure: where R1 represents a hydrogen atom or a methyl group, R2 represents a hydrogen atom or a C1 to C5 alkyl group, n is an integer of 1 to 5, and m is an integer of 1 to 7.
    Type: Grant
    Filed: April 15, 2010
    Date of Patent: October 30, 2012
    Assignee: FUJIFILM Corporation
    Inventors: Kenji Naoi, Yoichi Hosoya, Nori Miyagishima
  • Publication number: 20120088189
    Abstract: To provide a conductive composition including: a binder, a photosensitive compound, metal nanowires, and a solvent, wherein the solvent has a solubility parameter value of 30 MPa1/2 or less.
    Type: Application
    Filed: June 4, 2010
    Publication date: April 12, 2012
    Applicant: FUJIFILM Corporation
    Inventors: Nori Miyagishima, Yoichi Hosoya, Kenji Naoi, Ryoji Nishimura, Kenta Yamazaki, Masanori Hikita
  • Publication number: 20120031460
    Abstract: A solar battery including a transparent conductive film; and a solar battery element, wherein the transparent conductive film is bonded to a surface of the solar battery element, and the transparent conductive film is electrically connected to the solar battery element.
    Type: Application
    Filed: April 8, 2010
    Publication date: February 9, 2012
    Applicant: FUJIFILM CORPORATION
    Inventors: Yoichi Hosoya, Nori Miyagishima, Kenji Naoi, Teruhiko Kuramachi, Ryoji Nishimura
  • Publication number: 20120024572
    Abstract: A conductive composition including metal nanowires having an average minor axis diameter of 5 nm to 45 nm, and a water-insoluble polymer containing at least one ethylenically unsaturated group selected from an acryloyl group and a methacryloyl group.
    Type: Application
    Filed: July 1, 2011
    Publication date: February 2, 2012
    Applicant: FUJIFILM Corporation
    Inventors: Kenji NAOI, Fumio Obata, Yuki Matsunami
  • Patent number: 8043800
    Abstract: A photosensitive material for forming a conductive film including a silver salt-containing emulsion layer, and a conductive layer containing conductive fibers, wherein the amount of the conductive fibers in the conductive layer is 0.005 g/m2 to 0.2 g/m2.
    Type: Grant
    Filed: September 17, 2010
    Date of Patent: October 25, 2011
    Assignee: FUJIFILM Corporation
    Inventor: Kenji Naoi
  • Publication number: 20110070404
    Abstract: A photosensitive material for forming a conductive film including a silver salt-containing emulsion layer, and a conductive layer containing conductive fibers, wherein the amount of the conductive fibers in the conductive layer is 0.005 g/m2 to 0.2 g/m2.
    Type: Application
    Filed: September 17, 2010
    Publication date: March 24, 2011
    Applicant: FUJIFILM Corporation
    Inventor: Kenji NAOI
  • Publication number: 20100264378
    Abstract: A photosensitive composition including a random copolymer formed through copolymerization of at least one compound represented by the following General Formula (1) and another monomer having an unsaturated bond, a photosensitive compound, and a nanowire structure: where R1 represents a hydrogen atom or a methyl group, R2 represents a C1 to C5 alkyl group and n is an integer of 0 to 5.
    Type: Application
    Filed: April 16, 2010
    Publication date: October 21, 2010
    Applicant: FUJIFILM Corporation
    Inventors: Kenji Naoi, Yoichi Hosoya, Nori Miyagishima
  • Publication number: 20100266956
    Abstract: A positive-type photosensitive composition including an alkali-soluble polymer formed through copolymerization of monomer (A) represented by the following General Formula (I) and other radical polymerizable monomer (B), a 1,2-quinonediazide compound, and a nanowire structure: where R1 represents a hydrogen atom or a methyl group, R2 represents a hydrogen atom or a C1 to C5 alkyl group, n is an integer of 1 to 5, and m is an integer of 1 to 7.
    Type: Application
    Filed: April 15, 2010
    Publication date: October 21, 2010
    Applicant: FUJIFILM Corporation
    Inventors: Kenji NAOI, Yoichi Hosoya, Nori Miyagishima
  • Publication number: 20100078602
    Abstract: The present invention provides a metal nanowire-containing composition containing at a least metal nanowire and a heterocyclic compound having an interaction potential of less than ?1 mV.
    Type: Application
    Filed: September 30, 2009
    Publication date: April 1, 2010
    Applicant: FUJIFILM CORPORATION
    Inventors: Yoichi Hosoya, Naoharu Kiyoto, Nori Miyagishima, Takeshi Funakubo, Kenji Naoi, Ryoji Nishimura
  • Publication number: 20100078070
    Abstract: A solar battery, which contains a transparent conductive layer having an average transmittance of 80% or more with an electromagnetic wave having a wavelength of 1,100 nm to 2,000 nm, and a sheet resistance of 20 ohm/sq. or less, in which the transparent conductive layer contains metal nanowires.
    Type: Application
    Filed: September 29, 2009
    Publication date: April 1, 2010
    Applicant: FUJIFILM CORPORATION
    Inventors: YOICHI HOSOYA, TAKESHI FUNAKUBO, NORI MIYAGISHIMA, KENJI NAOI, RYOJI NISHIMURA, TERUHIKO KURAMACHI
  • Publication number: 20100078197
    Abstract: The present invention provides metal nanowires containing at least metal nanowires having a diameter of 50 nm or less and a major axis length of 5 ?m or more in an amount of 50% by mass or more in terms of metal amount with respect to total metal particles.
    Type: Application
    Filed: September 30, 2009
    Publication date: April 1, 2010
    Applicant: FUJIFILM CORPORATION
    Inventors: NORI MIYAGISHIMA, RYOJI NISHIMURA, YOICHI HOSOYA, TAKESHI FUNAKUBO, KENJI NAOI
  • Publication number: 20090226753
    Abstract: The present invention provides metal nanowires including at least silver, and a metal other than silver, wherein the metal other than silver has a standard electrode potential more positive than the standard electrode potential of silver, and the metal nanowires have a long-axis length of 1 ?m or more and a short-axis length of 300 nm or less.
    Type: Application
    Filed: March 5, 2009
    Publication date: September 10, 2009
    Applicant: FUJIFILM Corporation
    Inventor: Kenji NAOI
  • Patent number: 7527922
    Abstract: A silver halide color photographic light-sensitive material having, on a support, at least one red-sensitive silver halide emulsion layer, at least one green-sensitive silver halide emulsion layer and at least one blue-sensitive silver halide emulsion layer, characterized in that at least one of the silver halide emulsion layers contains a silver halide emulsion having a silver chloride content of 90 mole % or above, the silver halide emulsion contains at least one kind of selenium compound, and the silver halide emulsion layer containing the silver halide emulsion has a characteristic curve satisfying the following relation (1); 2.0??H/?L?0.5??Relation (1) wherein ? represents a gradient of the characteristic curve, ?H represents a gradient in the case of 1×10?6-second exposure and ?L represents a gradient in the case of 100-second exposure.
    Type: Grant
    Filed: March 10, 2005
    Date of Patent: May 5, 2009
    Assignee: FUJIFILM Corporation
    Inventors: Shigeru Shibayama, Toshihiro Kariya, Akito Yokozawa, Kenji Naoi, Katsuhisa Ohzeki, Hiroyuki Suzuki
  • Publication number: 20090087552
    Abstract: A method of producing a heat-sensitive transfer image-receiving sheet having, on a support, a heat insulation layer and a receptor layer, having a step of: forming both the heat insulation layer and the receptor layer by an aqueous simultaneous multilayer coating; wherein the heat insulation layer has at least one kind of hollow polymer particles and at least one resin having a glass transition temperature (Tg) in the range from 20° C. to 80° C.
    Type: Application
    Filed: September 26, 2008
    Publication date: April 2, 2009
    Applicant: FUJIFILM Corporation
    Inventors: Tomoyuki Koide, Kenji Naoi, Kazuaki Oguma
  • Publication number: 20070202448
    Abstract: A silver halide color photographic light-sensitive material having, on a support, at least one red-sensitive silver halide emulsion layer, at least one green-sensitive silver halide emulsion layer and at least one blue-sensitive silver halide emulsion layer, characterized in that at least one of the silver halide emulsion layers contains a silver halide emulsion having a silver chloride content of 90 mole % or above, the silver halide emulsion contains at least one kind of selenium compound, and the silver halide emulsion layer containing the silver halide emulsion has a characteristic curve satisfying the following relation (1); 2.0??H/?L?0.5??Relation (1) wherein ? represents a gradient of the characteristic curve, ?H represents a gradient in the case of 1×10?6-second exposure and ?L represents a gradient in the case of 100-second exposure.
    Type: Application
    Filed: March 10, 2005
    Publication date: August 30, 2007
    Inventors: Shigeru Shibayama, Toshihiro Kariya, Akito Yokozawa, Kenji Naoi, Katsuhisa Ohzeki, Hiroyuki Suzuki